Function EnterMessageLoop

source/Windows/AppleWin.cpp:293–341

//===========================================================================

void EnterMessageLoop(void)
{
	MSG message;

	PeekMessage(&message, NULL, 0, 0, PM_NOREMOVE);

	while (message.message!=WM_QUIT)
	{
		if (PeekMessage(&message, NULL, 0, 0, PM_REMOVE))
		{
			TranslateMessage(&message);
			DispatchMessage(&message);

			while ((g_nAppMode == MODE_RUNNING) || (g_nAppMode == MODE_STEPPING))
			{
				if (PeekMessage(&message,0,0,0,PM_REMOVE))
				{
					if (message.message == WM_QUIT)
						return;

					TranslateMessage(&message);
					DispatchMessage(&message);
				}
				else if (g_nAppMode == MODE_STEPPING)
				{
					DebugContinueStepping();
				}
				else
				{
					ContinueExecution();
					if (g_nAppMode != MODE_DEBUG)
					{
						if (g_bFullSpeed)
							ContinueExecution();
					}
				}
			}
		}
		else
		{
			if (g_nAppMode == MODE_DEBUG)
				DebuggerUpdate();
			else if (g_nAppMode == MODE_PAUSED)
				Sleep(1);		// Stop process hogging CPU - 1ms, as need to fade-out speaker sound buffer
			else if (g_nAppMode == MODE_LOGO)
				Sleep(1);		// Stop process hogging CPU (NB. don't delay for too long otherwise key input can be slow in other apps - GH#569)
		}
	}
}

//===========================================================================